/**
 * This file is part of 1genia trampoline
 * Copyright (C) 2007 1genia (contact@1genia.com)
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; version 3 of the License. 
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details. 
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; see the file COPYING.TXT.  If not,
 * write to the Free Software Foundation, Inc., 51 Franklin Street,
 * Fifth Floor, Boston, MA 02110-1301, USA. 
 **/
package com.genia.toolbox.projects.toolbox_basics_project.spring.manager;

import java.util.List;

import com.genia.toolbox.security.bean.Permission;
import com.genia.toolbox.persistence.exception.PersistenceException;
import com.genia.toolbox.projects.toolbox_basics_project.bean.model.Role;

/**
 * DAO class for handling {@link Role}s.
 */
public interface RoleDAO
{

  /**
   * returns the {@link List} of {@link Role} having the given permission.
   * 
   * @param permission
   *          the permission to check for
   * @return the {@link List} of {@link Role} having the given permission
   * @throws PersistenceException
   *           when an error occured
   */
  public abstract List<Role> getRolesForPermission(Permission permission)
      throws PersistenceException;



  /**
   * returns all the {@link Role}s.
   * 
   * @return all the {@link Role}s
   * @throws PersistenceException
   *           when an error occured
   */
  public abstract List<Role> getAll()
      throws PersistenceException;
}
